CN104044301A - Multilayer composite membrane bag-making inner membrane tension control system - Google Patents
Multilayer composite membrane bag-making inner membrane tension control system Download PDFInfo
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- CN104044301A CN104044301A CN201410274596.4A CN201410274596A CN104044301A CN 104044301 A CN104044301 A CN 104044301A CN 201410274596 A CN201410274596 A CN 201410274596A CN 104044301 A CN104044301 A CN 104044301A
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Abstract
The invention discloses a multilayer composite membrane bag-making inner membrane tension control system which is arranged between a tension frame and an emptying frame and comprises a plurality of inner membrane traction servo devices and a control system. Each inner membrane traction servo device independently conducts traction on two layers of inner membranes, and the traction speed of each inner membrane traction servo device can be controlled and adjusted by the control system. By the adoption of the multilayer composite membrane bag-making inner membrane tension control system with the structure, independent traction can be achieved for each layer of inner membrane of multilayer composite membrane bags, and meanwhile the tension of the inner membranes is precisely controlled through the control system, so that the inner membranes with the small tension force achieves bag traction and making together with outer membranes, uniformity of tensile deformation of the inner membranes and the outer membranes is ensured, made bags are attractive in appearance, and heat sealing strength is uniform. The multilayer composite membrane bag-making inner membrane tension control system is simple in structure, and the effect of greatly improving the bag making quality can be achieved by adding the multilayer composite membrane bag-making inner membrane tension control system to a traditional multilayer composite membrane bag-making machine.
Description
Technical field
The present invention relates to a kind of multilayer complex films bag-making inner film tension control system.
Background technology
Existing multilayer complex films Bag Making Machine, is generally to adopt multiple discharging frames, and each discharging frame has two material volumes, after tension bracket, draws together bag.Due to the draftability different (inner membrance is thinner) of inner membrance and adventitia, inner membrance is than adventitia easier stretcher strain in the time drawing, after longitudinal sealing and horizontal sealing, inner membrance shrinks larger than adventitia, sack there will be fold, causes that heat seal strength is difficult to ensure, produces the problems such as bottom pour ladle.In order to address the above problem, the invention provides a kind of multilayer complex films bag-making inner film tension control system, this device can arbitrarily regulate the tension force of inner membrance within the specific limits.
Summary of the invention
In order to address the above problem, the invention provides a kind of multilayer complex films bag-making inner film tension control system.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of multilayer complex films bag-making inner film tension control system, be arranged between tension bracket and discharging frame, comprise some inner membrance traction servomechanism installations and a control system, each inner membrance traction servomechanism installation draws two-layer inner membrance separately, and the hauling speed of each inner membrance traction servomechanism installation can control to adjust by control system.
Described each inner membrance traction servomechanism installation all comprises a frame, carry-over pinch rolls group and a servomotor, and carry-over pinch rolls are rotating to be arranged in frame, and driven by servomotor carry-over pinch rolls rotate, and inner membrance passes through in the middle of two carry-over pinch rolls.
The quantity of described inner membrance traction servomechanism installation is set to two, be respectively the first inner membrance traction servomechanism installation, the second inner membrance traction servomechanism installation, these two inner membrance traction servomechanism installations are arranged in order to tension bracket along discharging frame, the first inner membrance traction servomechanism installation is for drawing the innermost layer inner membrance of sack, the second inner membrance traction servomechanism installation is for drawing the inferior internal layer inner membrance of sack, innermost layer inner membrance after the first inner membrance traction servomechanism installation traction between twice internal layer inner membrance, and together with inferior internal layer inner membrance by the second inner membrance traction servomechanism installation.
The invention has the beneficial effects as follows: adopt the present invention of said structure independently to draw every layer of inner membrance of multilayer complex films sack, by control system, the tension force of inner membrance is accurately controlled simultaneously, realize inner membrance and draw bag with less tension force together with adventitia, ensure the uniformity of interior adventitia stretcher strain, bag appearance looks elegant, heat seal strength is even.The present invention is simple in structure, can on traditional multilayer complex films Bag Making Machine basis, increase the present invention and can reach the effect that bag quality significantly promotes.
Brief description of the drawings
Below in conjunction with drawings and Examples, the present invention is further described:
Fig. 1 is schematic diagram of the present invention;
Fig. 2 is principle schematic of the present invention;
Fig. 3 is the schematic top plan view of Fig. 1.
Detailed description of the invention
With reference to Fig. 1～Fig. 3, the present invention is a kind of multilayer complex films bag-making inner film tension control system, be arranged between tension bracket 1 and discharging frame 2, comprise some inner membrance traction servomechanism installations and a control system, each inner membrance traction servomechanism installation draws two-layer inner membrance separately, and the hauling speed of each inner membrance traction servomechanism installation can control to adjust by control system.Each inner membrance traction servomechanism installation all comprises a frame, carry-over pinch rolls group and a servomotor, and carry-over pinch rolls are rotating to be arranged in frame, and driven by servomotor carry-over pinch rolls rotate, and inner membrance passes through in the middle of two carry-over pinch rolls.
Adopt the present invention of said structure independently to draw every layer of inner membrance of multilayer complex films sack, by control system, the tension force of inner membrance is accurately controlled simultaneously, realize inner membrance and draw bag with less tension force together with adventitia, ensure the uniformity of interior adventitia stretcher strain, bag appearance looks elegant, heat seal strength is even.The present invention is simple in structure, can on traditional multilayer complex films Bag Making Machine basis, increase the present invention and can reach the effect that bag quality significantly promotes.
As shown in the figure, in the present embodiment, because the sack of manufacturing is six layers of composite membrane sack, therefore the quantity of inner membrance traction servomechanism installation is set to two, be respectively the first inner membrance traction servomechanism installation 3, the second inner membrance traction servomechanism installation 4, these two inner membrance traction servomechanism installations are arranged in order to tension bracket 1 along discharging frame 2, the first inner membrance traction servomechanism installation 3 draws for the innermost layer inner membrance to sack, the second inner membrance traction servomechanism installation 4 draws for the inferior internal layer inner membrance to sack, discharging frame 2 includes two inner membrance discharging frames and an adventitia discharging frame, in the middle of adventitia discharging frame is positioned at, two inner membrance discharging frames are positioned at adventitia discharging frame both sides, two inner membrance discharging frames and an adventitia discharging frame are isosceles triangle and distribute, each discharging frame divides upper and lower two discharging rolls, totally 6 discharging rolls blowing simultaneously, film on two inner membrance discharging frames enters respectively the first inner membrance traction servomechanism installation 3, the second inner membrance traction servomechanism installation 4 through doubling-up device, innermost layer inner membrance after the first inner membrance traction servomechanism installation 3 tractions between twice internal layer inner membrance, and together with inferior internal layer inner membrance by the second inner membrance traction servomechanism installation 4.Be isosceles triangle distribute two inner membrance discharging frames and an adventitia discharging frame non-interference, change when film and use small-sized hand-operated fork truck, without hanging device; And space layout rationally significantly shortens complete machine length.
Above-described embodiment is preferred version of the present invention, and the present invention also can have other embodiments.Those skilled in the art also can make equivalent variations or replacement under the prerequisite without prejudice to spirit of the present invention, and the modification that these are equal to or replace is all included in the scope that the application's claim sets.
Claims (3)
1. a multilayer complex films bag-making inner film tension control system, be arranged between tension bracket and discharging frame, it is characterized in that comprising some inner membrance traction servomechanism installations and a control system, each inner membrance traction servomechanism installation draws two-layer inner membrance separately, and the hauling speed of each inner membrance traction servomechanism installation can control to adjust by control system.
2. a kind of multilayer complex films bag-making inner film tension control system as claimed in claim 1, it is characterized in that described each inner membrance traction servomechanism installation all comprises a frame, carry-over pinch rolls group and a servomotor, carry-over pinch rolls are rotating to be arranged in frame, driven by servomotor carry-over pinch rolls rotate, and inner membrance passes through in the middle of two carry-over pinch rolls.
3. a kind of multilayer complex films bag-making inner film tension control system as claimed in claim 2, the quantity that it is characterized in that described inner membrance traction servomechanism installation is set to two, be respectively the first inner membrance traction servomechanism installation, the second inner membrance traction servomechanism installation, these two inner membrance traction servomechanism installations are arranged in order to tension bracket along discharging frame, the first inner membrance traction servomechanism installation is for drawing the innermost layer inner membrance of sack, the second inner membrance traction servomechanism installation is for drawing the inferior internal layer inner membrance of sack, innermost layer inner membrance after the first inner membrance traction servomechanism installation traction between twice internal layer inner membrance, and draw servomechanism installation by the second inner membrance together with inferior internal layer inner membrance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410274596.4A CN104044301A (en) | 2014-06-18 | 2014-06-18 | Multilayer composite membrane bag-making inner membrane tension control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410274596.4A CN104044301A (en) | 2014-06-18 | 2014-06-18 | Multilayer composite membrane bag-making inner membrane tension control system |
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| CN104044301A true CN104044301A (en) | 2014-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410274596.4A Pending CN104044301A (en) | 2014-06-18 | 2014-06-18 | Multilayer composite membrane bag-making inner membrane tension control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110053306A (en) * | 2019-05-29 | 2019-07-26 | 张家港市春秋科技发展有限公司 | A kind of outer sticking patch one Bag Making Machine tension-adjusting gear of limb |
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| CN203945731U (en) * | 2014-06-18 | 2014-11-19 | 中山市新宏业自动化工业有限公司 | A kind of multilayer complex films bag-making inner film tension control system |
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2014
- 2014-06-18 CN CN201410274596.4A patent/CN104044301A/en active Pending
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| US5492588A (en) * | 1994-03-28 | 1996-02-20 | Highland Supply Corporation | Method for forming sleeves |
| CN1243783A (en) * | 1998-06-04 | 2000-02-09 | Indag股份有限公司及两合公司 | Method and apparatus for manufacturing and packaging packing film-bag |
| CN201304735Y (en) * | 2008-10-13 | 2009-09-09 | 无锡鸿昌精密机械有限公司 | Insertion device of double membrane bag making machine |
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| CN110053306A (en) * | 2019-05-29 | 2019-07-26 | 张家港市春秋科技发展有限公司 | A kind of outer sticking patch one Bag Making Machine tension-adjusting gear of limb |
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Application publication date: 20140917 |